Penthexennium

Penthexennium (Phe)

Penthexennium is the systematic name of the theoretical 569. element in the periodic table with a symbol of Phe and atomic number of 569. Penthexennium, also known as element 569, has öt­száz­hatvan­kilenc protons in its nucleus, and öt­száz­hatvan­kilenc electrons in its shells.
Rendszám569
VegyjelPhe
proton569
elektron569